Aythya
Common Pochard (Aythya ferina)
The summer breeding range of this species extends from the British Isles and northwest Europe, throughout northern Europe into the Caucasus, Central Asia and Siberia, as far east as south-central Siberia, Mongolia and northern China; wintering populations extend patchily throughout western and southern Europe into North Africa, Asia Minor and the Middle East, and from here throughout the northern Indian Subcontinent and Himalayas into southern and eastern China, Japan, the Korean Peninsula and Taiwan, with populations also occurring patchily in the Sahel and along the Nile Valley.
Monotypic.
Photo by
@demonmoth
Redhead (Aythya americana)
The summer breeding range of this species represents a patchy distribution of disjunct populations throughout North America; throughout central and eastern Alaska and adjacent northwest Canada; throughout southwest and south-central Canada into western and central USA; throughout the Great Lakes region of southeast Canada and northeast USA; and in south-central Mexico. Wintering populations occur throughout much of the southern USA and Mexico, as far south as Guatemala, and also into the Greater Antilles.
Monotypic.
Photo by
@Maguari
Canvasback (Aythya valisineria)
The summer breeding range of this species extends patchily throughout Alaska and western Canada into northern and western USA, and also sporadically in the Great Lakes and adjacent regions of New York; wintering populations extend from coastal southwest Canada throughout western USA into Baja California, east from here throughout central and southern USA, and south to central Mexico.
Monotypic.
Photo by
@Ituri
Hardhead (
Aythya australis)
The range of this species extends throughout Australia and Tasmania, barring the arid central and west-central hub of the continent.
Monotypic.
Photo by
@WhistlingKite24
Madagascar Pochard (Aythya innotata)
The range of this species is restricted to the Banemavka region of northwest Madagascar.
Monotypic; no photographs of this species are present within the Zoochat gallery.
Baer’s Pochard (Aythya baeri)
The summer breeding range of this species extends throughout the Amur and Ussuri regions of northeast China and the Russian Far East; wintering populations extend throughout southern and eastern China, and also west into northeast India and Bhutan, and south into northern and central Indochina.
Monotypic.
Photo by
@gentle lemur
Ferruginous Duck (Aythya nyroca)
The summer breeding range of this species extends in a highly-patchy and fragmented distribution throughout southern and central Europe and northern Africa into the Middle East, Caucasus and Arabian Peninsula, and from here into Central Asia as far east as northwest China and western Mongolia, with disjunct populations occurring in the Tibetan Plateau, Himalayas and northeast China. Wintering populations extend patchily throughout southern Europe, the Sahal and Nile Valley, and Asia Minor and the Middle East, into the Indian Subcontinent, southern China and Indochina, with populations also occurring in Central Asia and south-central Siberia.
Monotypic.
Photo by
@vogelcommando
New Zealand Scaup (Aythya novaeseelandiae)
Endemic to New Zealand, but with populations patchy and fragmented on North Island.
Monotypic.
Photo by
@Goura
Ring-necked Duck (Aythya collaris)
The summer breeding range of this species extends patchily throughout Alaska and central Canada to Newfoundland and Nova Scotia in the east, and south into northern California and Arizona in the western USA and the Great Lakes region in the eastern USA; wintering populations extend throughout the western and southern USA, Mexico and the Greater and Lesser Antilles, and patchily south through Central America into Panama.
Monotypic.
Photo by
@Great Argus
Tufted Duck (Aythya fuligula)
The summer breeding range of this species extends throughout much of northern Eurasia, from Iceland and the British Isles in the west, through northern and central Europe, the Caucasus, Siberia and adjacent regions of Central Asia, to Kamchatka, northeast China and Sakhalin in the east; populations in western Europe are largely resident. Wintering populations extend in a highly fragmented and patchy distribution throughout southern Europe and northern Africa, Asia Minor and the Middle East into Tien Shan, the Indian Subcontinent, southern China and Indochina, as far east as Japan and the Korean Peninsula; disjunct populations occur patchily throughout the Sahel and sub-Saharan northeast Africa.
Monotypic.
Photo by
@Dormitator
Greater Scaup (Aythya marila)
The summer breeding range of this species extends from Iceland and northern Scandinavia throughout northern Siberia to Kamchatka and the Bering Strait, and from here into Alaska and northern Canada to the Atlantic coast; highly patchy and fragmented populations occur in central and southern Canada. Wintering populations occur in the North Sea, Baltic Sea and adjacent regions of northwest Europe, the Black Sea and Caspian Sea, the Pacific coastline of Asia from southeast China in the south to the Aleutian Islands in the north, and from here throughout the Atlantic and Pacific coastlines of North America as far south as northern Mexico, with some populations occurring in interior USA.
Two subspecies are recognised:
A. m. marila - photo by
@Maguari
A. m. nearctica - photo by
@Pleistohorse
Lesser Scaup (Aythya affinis)
The summer breeding range of this species extends from Alaska into western and central Canada, and south into north-central USA as far south as northern California, Colorado and Minnesota; wintering populations extend from southwest Canada and northwest USA throughout western USA, Mexico and Central America as far south as Panama, and also throughout southern USA into the eastern coastline of USA and the Greater and Lesser Antilles, and from here into northern Venezuela.
Monotypic.
Photo by
@Great Argus
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